Numerical digit

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Numerical digits are what numerals are made of. The numeral "56" has two digits: 5 and 6. In the decimal system (which is base 10), each digit is how many of a certain power of 10 are needed to get the value. The rightmost^[1] digit is for 10^0, the next for 10^1, etc.

56 can be written as 6*10^0+5*10^1

The ten digits 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9 are both digits and numerals. Some numeral system need more than ten digits. For example, the hexadecimal numeral system uses the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F.

[change] References

1. ↑ or the digit left from the separator in case that there is a fraction of the numerical base part of the numeral